package servlet;

import com.alibaba.fastjson.JSON;
import utils.BaseDao;
import utils.BaseModel;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet(name="DeleteMessageServlet", urlPatterns = {"/deleteMessage"})
public class DeleteMessageServlet extends HttpServlet {
    BaseDao baseDao=new BaseDao();
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        this.doPost(req,resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        Integer id=Integer.valueOf(req.getParameter("id"));
        String sql="delete from t_message where message_id="+id;
        int result=baseDao.update(sql);
        BaseModel baseModel=new BaseModel();
        if(result>0){
            //删除成功
            baseModel.setCode(1);
            baseModel.setMessage("删除用户成功！");
        }else {
            baseModel.setCode(0);
            baseModel.setMessage("删除用户失败！");
        }
        String baseModelStr=JSON.toJSONString(baseModel);
        resp.setCharacterEncoding("utf-8");
        resp.setContentType("application/json;charset=utf-8");
        resp.getWriter().write(baseModelStr);
        resp.getWriter().flush();
        resp.getWriter().close();
    }
}
